TM 9-2350-287-20-1
2-19. TROUBLESHOOTING CHART (continued).
h. LIGHTS (continued).
(5) GLOW PLUG WAIT LIGHT FAILS TO OPERATE,
ENGINE STARTS IN COLD WEATHER (BELOW
50° F). All other lights operate (continued).
CONTiNUED FROM C
D. 1. Reconnect wire486 of harness 12260287
to glow plug wait light and reassebledrivers
instrument panel.
2. Disconnect harness 12268418-1 at en-
gine disconnect bracket and harness
12260287 at drivers bulkhead.
3. Place one lead of multimeter in socket C
of harness 12268418-1 bulkhead connector
and place other lead in socket A of harness
12268418-1 engine disconnect bracket con-
nector and check for continuity.
Is continuity indicated?
Repair wire 486 or replace harness 12268418-
1 (para 7-44). Verify problem is solved.
E. 1. Reconnect harnesses 12260287 to
driver's bulkhead connector.
2. Disconnect wire harness 12268308 from
glow plug controller.
3. Place one lead of multimeter on pin A of
harness 12268418-1 engine disconnect
bracket connector and place other lead on
socket A of harness 12268308 glow plug
controller connector and check for continu-
4. Repeat step 3 except place one muiti-
meter lead on pin C of harness 12268308
glow plug controller connector and check for
continuity.
Is continuity indicated in both circuits?
Continued on next page
2-154